HEAVY-METALS IN POLLUTED ECOSYSTEM OF AN OAK FOREST

被引:11
|
作者
YELPATYEVSKY, PV
ARGHANOVA, VS
LUTSENKO, TN
机构
[1] Pacific Insitute of Geography, Far Eastern Branch, Academy of Sciences, 690032 Vladivostok, Rodio
关键词
HEAVY METALS; POLLUTION; SMOLL WATERSHED; LYSIMETER; BUDGETS OF ELEMENTS;
D O I
10.1016/0048-9697(95)04321-Q
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
The measurements of all forms of atmospheric fallout, migration of heavy metals (HM) in soil water, in soluble and suspended form, and the stream output from a small watershed were examined. The geochemistry of Pb, Zn, Cd and Cu in a polluted ecosystem of oak forests has been studied. The process of HM fixation is concurrent with the process of their migration in the more energy saturated soil-plant part of an ecosystem. The main factor of HM migration is water-soluble organic compounds. The basic pool of accumulation of HM is a thin layer of mull; plants support a high HM load.
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页码:13 / 18
页数:6
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